mirror of https://github.com/GOSTSec/gostcoin
orignal
7 years ago
6 changed files with 1 additions and 479 deletions
@ -1,455 +0,0 @@
@@ -1,455 +0,0 @@
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// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2012 The Bitcoin developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "irc.h" |
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#include "net.h" |
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#include "base58.h" |
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#include <boost/algorithm/string/predicate.hpp> // for startswith() and endswith() |
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#ifndef _WIN32 |
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#include <sys/ioctl.h> |
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#endif |
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using namespace std; |
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using namespace boost; |
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int nGotIRCAddresses = 0; |
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#pragma pack(push, 1) |
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struct ircaddr |
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{ |
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struct in_addr ip; |
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short port; |
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}; |
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#pragma pack(pop) |
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string EncodeAddress(const CService& addr) |
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{ |
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struct ircaddr tmp; |
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if (addr.GetInAddr(&tmp.ip)) |
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{ |
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tmp.port = htons(addr.GetPort()); |
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vector<unsigned char> vch(UBEGIN(tmp), UEND(tmp)); |
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return string("u") + EncodeBase58Check(vch); |
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} |
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return ""; |
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} |
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bool DecodeAddress(string str, CService& addr) |
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{ |
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vector<unsigned char> vch; |
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if (!DecodeBase58Check(str.substr(1), vch)) |
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return false; |
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struct ircaddr tmp; |
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if (vch.size() != sizeof(tmp)) |
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return false; |
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memcpy(&tmp, &vch[0], sizeof(tmp)); |
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addr = CService(tmp.ip, ntohs(tmp.port)); |
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return true; |
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} |
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static bool Send(SOCKET hSocket, const char* pszSend) |
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{ |
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if (strstr(pszSend, "PONG") != pszSend) |
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printf("IRC SENDING: %s\n", pszSend); |
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const char* psz = pszSend; |
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const char* pszEnd = psz + strlen(psz); |
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while (psz < pszEnd) |
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{ |
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boost::this_thread::interruption_point(); |
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int ret = send(hSocket, psz, pszEnd - psz, MSG_NOSIGNAL); |
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if (ret < 0) |
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return false; |
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psz += ret; |
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} |
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return true; |
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} |
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int SocketCanRead(int fd) |
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{ |
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#ifdef _WIN32 |
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unsigned long opt; |
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if (ioctlsocket(fd, FIONREAD, &opt) < 0) { return 0; } |
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return opt; |
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#else |
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int opt; |
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if (ioctl(fd, FIONREAD, &opt) < 0) { return 0; } |
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return opt; |
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#endif |
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} |
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bool RecvLineFixed(SOCKET hSocket, string& strLine) |
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{ |
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strLine = ""; |
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loop |
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{ |
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char c; |
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bool stop = false; |
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while(!stop) |
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{ |
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boost::this_thread::interruption_point(); |
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if (SocketCanRead(hSocket) >= 1) { stop = true; } |
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else { MilliSleep(10); } |
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} |
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int nBytes = recv(hSocket, &c, 1, 0); |
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if (nBytes > 0) |
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{ |
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if (c == '\n') |
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continue; |
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if (c == '\r') |
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return true; |
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strLine += c; |
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if (strLine.size() >= 9000) |
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return true; |
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} |
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else if (nBytes <= 0) |
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{ |
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boost::this_thread::interruption_point(); |
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if (nBytes < 0) |
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{ |
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int nErr = WSAGetLastError(); |
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if (nErr == WSAEMSGSIZE) |
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continue; |
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if (nErr == WSAEWOULDBLOCK || nErr == WSAEINTR || nErr == WSAEINPROGRESS) |
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{ |
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MilliSleep(10); |
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continue; |
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} |
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} |
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if (!strLine.empty()) |
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return true; |
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if (nBytes == 0) |
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{ |
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// socket closed
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printf("socket closed\n"); |
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return false; |
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} |
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else |
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{ |
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// socket error
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int nErr = WSAGetLastError(); |
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printf("recv failed: %d\n", nErr); |
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return false; |
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} |
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} |
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} |
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} |
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bool RecvLineIRC(SOCKET hSocket, string& strLine) |
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{ |
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loop |
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{ |
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boost::this_thread::interruption_point(); |
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bool fRet = RecvLineFixed(hSocket, strLine); |
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if (fRet) |
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{ |
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boost::this_thread::interruption_point(); |
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vector<string> vWords; |
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ParseString(strLine, ' ', vWords); |
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if (vWords.size() >= 1 && vWords[0] == "PING") |
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{ |
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strLine[1] = 'O'; |
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strLine += '\r'; |
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Send(hSocket, strLine.c_str()); |
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continue; |
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} |
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} |
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return fRet; |
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} |
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} |
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int RecvUntil(SOCKET hSocket, const char* psz1, const char* psz2=NULL, const char* psz3=NULL, const char* psz4=NULL) |
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{ |
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loop |
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{ |
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boost::this_thread::interruption_point(); |
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string strLine; |
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strLine.reserve(10000); |
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if (!RecvLineIRC(hSocket, strLine)) |
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return 0; |
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printf("IRC %s\n", strLine.c_str()); |
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if (psz1 && strLine.find(psz1) != string::npos) |
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return 1; |
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if (psz2 && strLine.find(psz2) != string::npos) |
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return 2; |
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if (psz3 && strLine.find(psz3) != string::npos) |
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return 3; |
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if (psz4 && strLine.find(psz4) != string::npos) |
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return 4; |
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} |
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} |
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bool Wait(int nSeconds) |
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{ |
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boost::this_thread::interruption_point(); |
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printf("IRC waiting %d seconds to reconnect\n", nSeconds); |
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for (int i = 0; i < nSeconds; i++) |
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{ |
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boost::this_thread::interruption_point(); |
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MilliSleep(1000); |
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} |
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return true; |
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} |
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bool RecvCodeLine(SOCKET hSocket, const char* psz1, string& strRet) |
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{ |
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strRet.clear(); |
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loop |
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{ |
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boost::this_thread::interruption_point(); |
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string strLine; |
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if (!RecvLineIRC(hSocket, strLine)) |
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return false; |
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vector<string> vWords; |
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ParseString(strLine, ' ', vWords); |
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if (vWords.size() < 2) |
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continue; |
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if (vWords[1] == psz1) |
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{ |
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printf("IRC %s\n", strLine.c_str()); |
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strRet = strLine; |
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return true; |
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} |
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} |
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} |
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bool GetIPFromIRC(SOCKET hSocket, string strMyName, CNetAddr& ipRet) |
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{ |
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Send(hSocket, strprintf("USERHOST %s\r", strMyName.c_str()).c_str()); |
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string strLine; |
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if (!RecvCodeLine(hSocket, "302", strLine)) |
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return false; |
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vector<string> vWords; |
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ParseString(strLine, ' ', vWords); |
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if (vWords.size() < 4) |
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return false; |
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string str = vWords[3]; |
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if (str.rfind("@") == string::npos) |
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return false; |
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string strHost = str.substr(str.rfind("@")+1); |
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// Hybrid IRC used by lfnet always returns IP when you userhost yourself,
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// but in case another IRC is ever used this should work.
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printf("GetIPFromIRC() got userhost %s\n", strHost.c_str()); |
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CNetAddr addr(strHost, true); |
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if (!addr.IsValid()) |
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return false; |
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ipRet = addr; |
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return true; |
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} |
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void ThreadIRCSeed() |
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{ |
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// Don't connect to IRC if we won't use IPv4 connections.
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if (IsLimited(NET_IPV4)) |
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return; |
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// ... or if we won't make outbound connections and won't accept inbound ones.
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if (mapArgs.count("-connect") && fNoListen) |
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return; |
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// ... or if IRC is not enabled.
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if (!GetBoolArg("-irc", false)) |
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return; |
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printf("ThreadIRCSeed trying to connect...\n"); |
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int nErrorWait = 10; |
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int nRetryWait = 10; |
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int nNameRetry = 0; |
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while (true) |
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{ |
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boost::this_thread::interruption_point(); |
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CService addrConnect("92.243.23.21", 6667); // irc.lfnet.org
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CService addrIRC("irc.lfnet.org", 6667, true); |
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if (addrIRC.IsValid()) |
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addrConnect = addrIRC; |
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SOCKET hSocket; |
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if (!ConnectSocket(addrConnect, hSocket)) |
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{ |
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printf("IRC connect failed\n"); |
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nErrorWait = nErrorWait * 11 / 10; |
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if (Wait(nErrorWait += 60)) |
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continue; |
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else |
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return; |
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} |
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if (!RecvUntil(hSocket, "Found your hostname", "using your IP address instead", "Couldn't look up your hostname", "ignoring hostname")) |
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{ |
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closesocket(hSocket); |
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hSocket = INVALID_SOCKET; |
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nErrorWait = nErrorWait * 11 / 10; |
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if (Wait(nErrorWait += 60)) |
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continue; |
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else |
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return; |
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} |
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CNetAddr addrIPv4("1.2.3.4"); // arbitrary IPv4 address to make GetLocal prefer IPv4 addresses
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CService addrLocal; |
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string strMyName; |
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// Don't use our IP as our nick if we're not listening
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// or if it keeps failing because the nick is already in use.
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if (!fNoListen && GetLocal(addrLocal, &addrIPv4) && nNameRetry<3) |
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strMyName = EncodeAddress(GetLocalAddress(&addrConnect)); |
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if (strMyName == "") |
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strMyName = strprintf("x%" PRI64u "", GetRand(1000000000)); |
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Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str()); |
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Send(hSocket, strprintf("USER %s 8 * : %s\r", strMyName.c_str(), strMyName.c_str()).c_str()); |
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int nRet = RecvUntil(hSocket, " 004 ", " 433 "); |
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if (nRet != 1) |
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{ |
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closesocket(hSocket); |
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hSocket = INVALID_SOCKET; |
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if (nRet == 2) |
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{ |
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printf("IRC name already in use\n"); |
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nNameRetry++; |
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Wait(10); |
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continue; |
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} |
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nErrorWait = nErrorWait * 11 / 10; |
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if (Wait(nErrorWait += 60)) |
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continue; |
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else |
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return; |
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} |
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nNameRetry = 0; |
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MilliSleep(500); |
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// Get our external IP from the IRC server and re-nick before joining the channel
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CNetAddr addrFromIRC; |
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if (GetIPFromIRC(hSocket, strMyName, addrFromIRC)) |
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{ |
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printf("GetIPFromIRC() returned %s\n", addrFromIRC.ToString().c_str()); |
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// Don't use our IP as our nick if we're not listening
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if (!fNoListen && addrFromIRC.IsRoutable()) |
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{ |
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// IRC lets you to re-nick
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AddLocal(addrFromIRC, LOCAL_IRC); |
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strMyName = EncodeAddress(GetLocalAddress(&addrConnect)); |
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Send(hSocket, strprintf("NICK %s\r", strMyName.c_str()).c_str()); |
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} |
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} |
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if (fTestNet) { |
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Send(hSocket, "JOIN #anoncoinTEST3\r"); |
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Send(hSocket, "WHO #anoncoinTEST3\r"); |
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} else { |
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// randomly join #M3GAC01N00-#M3GAC01N99
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int channel_number = GetRandInt(100); |
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channel_number = 0; // For now, just use one channel
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Send(hSocket, strprintf("JOIN #anoncoin%02d\r", channel_number).c_str()); |
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Send(hSocket, strprintf("WHO #anoncoin%02d\r", channel_number).c_str()); |
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} |
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int64 nStart = GetTime(); |
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string strLine; |
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strLine.reserve(10000); |
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while (RecvLineIRC(hSocket, strLine)) |
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{ |
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boost::this_thread::interruption_point(); |
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if (strLine.empty() || strLine.size() > 900 || strLine[0] != ':') |
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continue; |
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vector<string> vWords; |
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ParseString(strLine, ' ', vWords); |
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if (vWords.size() < 2) |
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continue; |
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std::string strName; |
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if (vWords[1] == "352" && vWords.size() >= 8) |
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{ |
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// index 7 is limited to 16 characters
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// could get full length name at index 10, but would be different from join messages
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strName = vWords[7].c_str(); |
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printf("IRC got who\n"); |
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} |
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if (vWords[1] == "JOIN" && vWords[0].size() > 1) |
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{ |
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// :username!username@50000007.F000000B.90000002.IP JOIN :#channelname
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strName = vWords[0].substr(1, vWords[0].find('!', 1) - 1); |
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printf("IRC got join\n"); |
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} |
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if (boost::algorithm::starts_with(strName, "u")) |
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{ |
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CAddress addr; |
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if (DecodeAddress(strName, addr)) |
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{ |
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addr.nTime = GetAdjustedTime(); |
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if (addrman.Add(addr, addrConnect, 51 * 60)) |
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printf("IRC got new address: %s\n", addr.ToString().c_str()); |
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nGotIRCAddresses++; |
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} |
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else |
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{ |
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printf("IRC decode failed\n"); |
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} |
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} |
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} |
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closesocket(hSocket); |
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hSocket = INVALID_SOCKET; |
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if (GetTime() - nStart > 20 * 60) |
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{ |
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nErrorWait /= 3; |
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nRetryWait /= 3; |
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} |
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nRetryWait = nRetryWait * 11 / 10; |
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if (!Wait(nRetryWait += 60)) |
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return; |
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} |
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} |
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#ifdef TEST |
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int main(int argc, char *argv[]) |
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{ |
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WSADATA wsadata; |
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if (WSAStartup(MAKEWORD(2,2), &wsadata) != NO_ERROR) |
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{ |
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printf("Error at WSAStartup()\n"); |
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return false; |
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} |
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ThreadIRCSeed(NULL); |
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WSACleanup(); |
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return 0; |
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} |
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#endif |
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@ -1,12 +0,0 @@
@@ -1,12 +0,0 @@
|
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// Copyright (c) 2009-2010 Satoshi Nakamoto
|
||||
// Copyright (c) 2009-2012 The Bitcoin developers
|
||||
// Distributed under the MIT/X11 software license, see the accompanying
|
||||
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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||||
#ifndef ANONCOIN_IRC_H |
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#define ANONCOIN_IRC_H |
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void ThreadIRCSeed(); |
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extern int nGotIRCAddresses; |
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#endif |
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